Chapter 13 Ear Anatomy

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Across
  1. 4. sensory organs of balance, provides information about the body's position to maintain equilibrium
  2. 6. directs sound waves into the external auditory canal
  3. 10. portion of the temporal bone of the skill posterior and inferior to each auditory canal
  4. 11. conveys information about sound, including volume and frequency, from the cochlea to the brain
  5. 12. conveys information about the position and balance from the semicircular canals and vestibule to the brain
  6. 15. bones of the middle ear that carry sound vibrations
  7. 16. bony spaces within the temporal bone of the skull made up of three distinctive parts, the cochlea, semicircular canals, and the vestibule to facilitate equilibrium and balance
Down
  1. 1. semitransparent membrane that separates the external auditory canal and the middle ear cavity
  2. 2. paired cranial nerves responsible for hearing and balance
  3. 3. consists of labryinth and connectors of the vestibular and the cochlear nerves
  4. 5. coiled portion of the inner ear containing the sensory organ for hearing
  5. 7. short tube that ends at the tympanic membrane
  6. 8. consists of the auricle and external auditory canal
  7. 9. consists of the tympanic membrane and the tympanic cavity containing the ossicles
  8. 13. organ of hearing
  9. 14. passage between the middle ear and the pharynx, equalizes air pressure on both sides of the tympanic membrane